This is the same arrangement found in an old-fashioned steam radiator, in which the coiled pipes pass heat back and forth as water courses through them.
2
使用了两种类型的直接蒸发盘管。
Two types of direct expansion coil are used.
3
加热盘管融化水合物并使烃液部分稳定。
The heating coil melts the hydrates and partially stabilizes the hydrocarbon liquids.